The eighth planet from the sun, Neptune was the first planet located through mathematical predictions rather than through regular observations of the sky. (Galileo had recorded it as a fixed star during observations with his small telescope in 1612 and 1613.)
Until now, astronauts used spacesuits that were designed for floating in space, but Moon missions require a more flexible approach.
After the Apollo program’s widely publicized images of Earth revolutionized public perception of our fragile planet, spacecraft began to launch on journeys to more distant planets, never to return, and their mission controllers often commanded them to take departing views of Earth.
Craters inside vast chasms in the ice at the Martian pole suggest volcanoes unleashed a vast flood relatively recently
Astronomical references in the ancient Greek text suggest its hero, Odysseus, returned home after his epic journey to a total solar eclipse
The developing International Space Station (ISS) has changed its appearance again. Earlier this month, the Space Shuttle orbiter Discovery visited the ISS and added components that included Japan’s Kibo Science Laboratory.
The prospect that life did once exist, still exists and could be sustained in the future on Mars has taken a huge step forward with the confirmation that water ice has been found on the planet.
